RSS 1.0Artigos - Materiais Odontológicos e Prótese - ICT
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Effect of thermocycling aging on the flexural strength of feldspathic ceramic
de Carvalho, Ronaldo Luís Almeida
; Kimpara, Estevão Tomomitsu ; Bresciani, Eduardo ; Valera, Márcia Carneiro ; de Melo, Renata Marques (Brazilian Dental Science, 2018) [Artigo]
Objective: The aim of the study was to evaluate the effect of aging through different thermocycling protocols on the flexural strength of a feldspathic ceramic. Material and Methods: Fifty ceramic bars, Vitablock Mark II ... -
Effect of primer-cement systems with different functional phosphate monomers on the adhesion of zirconia to dentin
; ; ; de Oliveira Dal Piva, Amanda Maria; ; Bottino, Marco Antonio ; (Journal of the Mechanical Behavior of Biomedical Materials, 2018) [Artigo]
Purpose: The objective of this study was to evaluate the effect of primer-cement systems with different functional phosphate monomers on the adhesion of zirconia to dentin with and without aging protocols. Materials and ... -
Simulation of mouthguard use in preventing dental injuries caused by different impacts in sports activities
Tribst, João Paulo Mendes; Dal Piva, Amanda Maria de Oliveira ; Borges, Alexandre Luiz Souto ; Bottino, Marco Antonio (Sport Sciences for Health, 2018) [Artigo]
Purpose: Due to recurring doubts by athletes regarding the effectiveness of mouthguards (MG), this study evaluated the stress distribution in the skull and teeth as a consequence of different impacts. Methods: Two human ... -
Fatigue strength of several dental ceramics indicated for CAD-CAM monolithic restorations
Nishioka, Gabriela; ; Firmino, Aline ; ; Bottino, Marco Antonio ; ; Renata Marques de, Melo (Brazilian oral research, 2018) [Artigo]
This in vitro study evaluated the fatigue strength of different ceramic materials indicated for monolithic restorations. Disc-shaped specimens were made according to ISO 6872 from five different ceramic materials: feldspathic ... -
Effect of different surface treatments on the ceramic veneer surface: Morphological analysis
Archangelo, Karen Cristina; Sato, Tabata Prado ; Penteado, Marcela Moreira ; ; Borges, Alexandre Luiz Souto ; (Brazilian Dental Science, 2018) [Artigo]
Objective: The aim of this study was to evaluate the effect of different surface clinical treatments on the roughness (Ra) of a lithium disilicate ceramic veneer. Material and Methods: Forty-eight lithium disilicate discs ... -
Antimicrobial and mechanical acrylic resin properties with silver particles obtained from Fusarium oxysporum
Sato, Tabata Prado; ; Rossoni, Rodnei Dennis ; Junqueira, Juliana Campos ; De Melo, Renata Marques ; ; Borges, Alexandre Luiz Souto (Brazilian Dental Science, 2018) [Artigo]
Objective: This study evaluated the effects of the incorporation of silver nanoparticles (AgNPs) obtained from Fusarium oxysporum on heat-activated acrylic resin (HAAR) and their influence on resin’s surface roughness, ... -
Polymerization shrinkage stresses in different restorative techniques for non-carious cervical lesions
Correia, Ayla Macyelle de Oliveira; Tribst, João Paulo Mendes ; Matos, Felipe de Souza ; ; Caneppele, Taciana Marco Ferraz ; Borges, Alexandre Luiz Souto (Journal of Dentistry, 2018) [Artigo]
Objective: This study evaluated the effect of different restorative techniques for non-carious cervical lesions (NCCL) on polymerization shrinkage stress of resins using three-dimensional (3D) finite element analysis (FEA). ... -
CAD-FEA modeling and analysis of different full crown monolithic restorations
Dal Piva, Amanda Maria de Oliveira; Tribst, João Paulo Mendes ; Borges, Alexandre Luiz Souto ; ; Bottino, Marco Antonio (Dental Materials, 2018) [Artigo]
Objectives: To investigate the influence of different materials for monolithic full posterior crowns using 3D-Finite Element Analysis (FEA). Methods: Twelve (12) 3D models of adhesively-restored teeth with different crowns ... -
Endocrown restorations: Influence of dental remnant and restorative material on stress distribution
Tribst, João Paulo Mendes; Dal Piva, Amanda Maria de Oliveira ; Madruga, Camila Ferreira Leite ; Valera, Marcia Carneiro ; Borges, Alexandre Luiz Souto ; Bresciani, Eduardo ; de Melo, Renata Marques (Dental Materials, 2018) [Artigo]
Objective: The goal of this study was to evaluate the stress distribution in a tooth/restoration system according to the factors “amount of dental remnant” (3 levels) and “restorative material” (2 levels). Methods: Three ... -
The effect of resection angle on stress distribution after root-end surgery
Monteiro, Jaiane Bandoli; Dal Piva, Amanda Maria de Oliveira ; Tribst, João Paulo Mendes ; Borges, Alexandre Luiz Souto ; Tango, Rubens Nisie (Iranian Endodontic Journal, 2018) [Artigo]
Introduction: This study aimed to investigate the influence of the resection angle on the stress distribution of retrograde endodontic treated maxillary incisors under oblique-load application. Methods and Materials: A ... -
Avaliação da proliferação candida spp. Em placas oclusais e palatais
Rode, Sigmar De Mello; ; De Oliveira, Jonatas Rafael ; Mattos, Maria Fernanda ; Jorge, Antônio Olavo Cardoso ; Silva, Michelle Perreluppi ; (Bioscience Journal, 2018) [Artigo]
Candida species inhabit the oral cavity of all individuals who wear complete denture and whose material is the same as that used in splints. Assess the growth of C. albicans in occlusal and palatal splints used for treatment ... -
Fatigue failure load of two resin-bonded zirconia-reinforced lithium silicate glass-ceramics: Effect of ceramic thickness
Monteiro, Jaiane Bandoli; Riquieri, Hilton ; ; ; ; Borges, Alexandre Luiz Souto ; de Melo, Renata Marques ; (Dental Materials, 2018) [Artigo]
Objectives: To evaluate the effect of ceramic thickness on the fatigue failure load of two zirconia-reinforced lithium silicate (ZLS) glass-ceramics, adhesively cemented to a dentin analogue material. Methods: Disc-shaped ... -
A Novel Silica-Nylon Mesh Reinforcement for Dental Prostheses
Paes-Junior, Tarcisio José De Arruda; De Castro, Humberto Lago ; Borges, Alexandre Luiz Souto ; ; (Advances in Materials Science and Engineering, 2017) [Artigo]
Statement of the Problem. Acrylic resin-based dentures can fracture; thus they can benefit from reinforcement. Purpose. To evaluate the effect of a novel reinforcement structure made of nylon fibers and silica particles ... -
Evaluation of shear bond strength and shear stress on zirconia reinforced lithium silicate and high translucency zirconia
Dal Piva, Amanda Maria de Oliveira; Tribst, João Paulo Mendes ; Bottino, Marco Antonio (Journal of Oral Research, 2018) [Artigo]
This study evaluated the shear stress distribution on the adhesive interface and the bond strength between resin cement and two ceramics. For finite element analysis (FEA), a tridimensional model was made using computer-aided ... -
Influência dos contatos oclusais na formação de lesões de Abfração no pré-molar superior
Costa, Victória Luswarghi Souza; Tribst, João Paulo Mendes ; Borges, Alexandre Luiz Souto (Brazilian Dental Science, 2017) [Artigo]
Objective: The aim of this study was to observe the influence of different occlusal contacts in a superior pre-molar structure using Finite Element Analysis. Material and Methods: A three-dimensional model of a superior ... -
Arquitetura de arcabouços para biomateriais: Influência dos parâmetros do processo na morfologia estrutural de fibras de quitosana eletrofiadas
de Souza, Joyce Rodrigues; Sato, Tabata Prado ; Borges, Alexandre Luiz Souto (Brazilian Dental Science, 2017) [Artigo]
Objectives: The electrospinning is a widely adopted technique used to produce the polymeric fibers. The process depends on process parameters (voltage, flow rate and distance from capillary to the collector). The present ... -
Lesões cervicais não cariosas são mais frequentes em pacientes com bruxismo do sono?
Miranda, Jean Soares; Barcellos, Aline Serrado de Pinho ; ; Paradella, Thaís Cachuté ; Kimpara, Estevão Tomomitsu ; (Brazilian Dental Science, 2017) [Artigo]
Objective: to verify the frequency in non-carious lesions in patients with and without sleep bruxism and to try to list the occurrence of such lesions in patients with this parafunctional habit. Material and Methods: 67 ... -
Comparação da força retentiva entre grampos estéticos e metálicos para prótese parcial removível
; Sato, Tabata Prado; da Silva, João Mauricio Ferraz ; Borges, Alexandre Luiz Souto ; Uemura, Eduardo Shigueyuki (Brazilian Dental Science, 2017) [Artigo]
Objective: This study aimed to evaluate the retention of acetate resin clasp as when compared to metal clasp. Material and methods: For this purpose, we constructed 10 conventional Co-Cr metal clasps (Ackers) and 20 acetate ... -
Distribuições de tensão e microdeformação em implantes curtos com duas conexões protéticas diferentes - Uma análise in vitro e in silico
Tribst, João Paulo Mendes; Dal Piva, Amanda Maria de Oliveira ; Rodrigues, Vinicius Anéas ; Borges, Alexandre Luiz Souto ; Nishioka, Renato Sussumo (Brazilian Dental Science, 2017) [Artigo]
Objective: An ideal biomechanics minimizes the stress between implant and bone that can provide success for osseointegrated implants. This study evaluated the strain concentration in surrounding tissue and stress in the ... -
Comportamento biomecânico de resinas compostas indiretas: Um estudo 3D-FEA
Tribst, João Paulo Mendes; Dal Piva, Amanda Maria de Oliveira ; Borges, Alexandre Luiz Souto (Brazilian Dental Science, 2017) [Artigo]
Objetivo: This study aimed to evaluate the influence of the elastic modulus of indirect composite resins (ICR) in the stress distribution of a restored maxillary first premolar. Material and methods: A three-dimensional ...